I-2-Fluoro-5-bromopyridine (i-CAS# 766-11-0)
| Iikhowudi zoMngcipheko | R36/37/38 – Ukucaphuka kwamehlo, inkqubo yokuphefumla kunye nolusu. I-R22 – Iyingozi xa iginyiwe |
| Inkcazelo yoKhuseleko | S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango. S36/37 – Nxiba iimpahla ezifanelekileyo zokukhusela kunye neeglavu. I-S37/39 -Nxiba iiglavu ezifanelekileyo kunye nokukhusela amehlo / ubuso |
| Izazisi ze-UN | UN2810 |
| WGK eJamani | 3 |
| Ikhowudi ye-HS | 29339900 |
| Inqaku Lengozi | Iyacaphukisa |
| IKlasi yeeNgozi | 6.1 |
| Iqela lokuPakisha | III |
Intshayelelo
I-5-Bromo-2-fluoropyridine yi-organic compound. Oku kulandelayo sintshayelelo kubume bayo, ukusetyenziswa, indlela yokulungiselela kunye nolwazi lokhuseleko:
Umgangatho:
Imbonakalo: I-5-bromo-2-fluoropyridine yinto eqinileyo engenambala ukuya ekukhanyeni emthubi.
I-Solubility: Inyibilika kwi-solvents ye-organic efana ne-ethanol, i-dimethylformamide (DMF) kunye ne-dichloromethane.
Sebenzisa:
I-Chemical synthesis: I-5-bromo-2-fluoropyridine ingasetyenziselwa njengento ephakathi kwi-organic synthesis kwaye idlala indima ebalulekileyo ekulungiseleleni ezinye izinto eziphilayo.
Indlela:
Ngokubanzi, indlela yokulungiselela i-5-bromo-2-fluoropyridine inala manyathelo alandelayo:
I-Pyridine ithathwa kunye ne-hydrogen fluoride ukunika i-2-fluoropyridine.
I-2-Fluoropyridine iphendulwa kunye ne-bromine phantsi kweemeko ze-alkaline ukufumana i-5-bromo-2-fluoropyridine.
Ulwazi ngoKhuseleko:
Ukhuseleko: I-5-Bromo-2-fluoropyridine inokuba yingozi kwimpilo kunye nokusingqongileyo, kwaye iinkqubo ezifanelekileyo zokusebenza zokhuseleko kufuneka zilandelwe. Ukudibana ngokuthe ngqo kwesikhumba kunye namehlo kufuneka kugwenywe ngexesha lokusetyenziswa, kwaye umoya omhle kufuneka uqinisekiswe.
Ukugcinwa: I-5-Bromo-2-fluoropyridine kufuneka igcinwe kwisitya esingenawo umoya, kude nomlilo kunye nezinto ezinokutsha.
Ukuchithwa kwenkunkuma: Ngokwemimiselo yendawo, inkunkuma ye-5-bromo-2-fluoropyridine kufuneka ilahlwe ngokufanelekileyo ngokuhambelana nemimiselo efanelekileyo.
